package com.lx.gulimall.ware.config;

import com.lx.common.constant.WareConstant;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @author lixun Email:lx3027@126.com
 * @create 2021-08-16 15:52
 */
@Configuration
public class MyRabbitConfig {

    @Bean
    public MessageConverter messageConverter() {
        return new Jackson2JsonMessageConverter();
    }

    //@RabbitListener(queues = "stock-release-stock-queue")
    //public void listener(Message message) {
    //
    //}

    @Bean
    public Exchange stockEventExchange() {
        return new TopicExchange("stock-event-exchange", true, false);
    }

    @Bean
    public Queue stockReleaseStockQueue() {
        return new Queue("stock-release-stock-queue", true, false, false);
    }

    /**
     * 延时队列
     * @return
     */
    @Bean
    public Queue stockDelayQueue() {
        Map<String, Object> args = new HashMap<>();
        args.put("x-dead-letter-exchange", "stock-event-exchange");
        args.put("x-dead-letter-routing-key", "stock.release");
        args.put("x-message-ttl",120000);
        return new Queue("stock-delay-queue", true, false, false, args);
    }

    @Bean
    public Binding stockReleaseBinding() {
        return new Binding(
                "stock-release-stock-queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null
        );
    }

    @Bean
    public Binding stockLockedBinding() {
        return new Binding(
                "stock-delay-queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null
        );
    }

}
